1993

6.2

2023

7.0

2014

5.9

1980

6.6

2020

5.7

2021

9.5

2016

7.0

2010

9.1

1967

5.0

2003

5.8

2025

7.8

2010

5.3

2006

6.5

1977

7.4

1983

5.8

2018

10.0

2012

9.8

2022

9.5

1997

6.0